Toil and Trouble

Evidence

Ran on Kiln's test stand (2026-11-04): it stopped at folk.sisby.kaleido.api.ReflectiveConfig, a class from a jar nested inside the mod; Kiln does not unpack nested jars yet.

What it needs from Kiln

• Mixin
• com.mojang.blaze3d.vertex.PoseStack
• com.mojang.math.Axis
• net.fabricmc.fabric.api.client.rendering.v1.BlockColorRegistry
• net.fabricmc.fabric.api.object.builder.v1.block.entity.FabricBlockEntityTypeBuilder
• net.fabricmc.fabric.api.object.builder.v1.block.entity.FabricBlockEntityTypeBuilder.Factory
• net.fabricmc.fabric.api.recipe.v1.sync.RecipeSynchronization
• net.fabricmc.fabric.api.recipe.v1.sync.SynchronizedRecipes
• net.minecraft.client.color.block.BlockTintSource
• net.minecraft.client.renderer.block.BlockAndTintGetter
• net.minecraft.client.renderer.blockentity.BlockEntityRenderer
• net.minecraft.client.renderer.blockentity.BlockEntityRendererProvider
• net.minecraft.client.renderer.blockentity.BlockEntityRendererProvider.Context
• net.minecraft.client.renderer.blockentity.BlockEntityRenderers
• net.minecraft.client.renderer.blockentity.state.BlockEntityRenderState
• net.minecraft.client.renderer.feature.ModelFeatureRenderer
• net.minecraft.client.renderer.feature.ModelFeatureRenderer.CrumblingOverlay
• net.minecraft.client.renderer.item.ItemModelResolver
• net.minecraft.client.renderer.item.ItemStackRenderState
• net.minecraft.client.renderer.texture.OverlayTexture
• net.minecraft.core.component.DataComponentMap
• net.minecraft.core.component.DataComponentPatch
• net.minecraft.core.component.DataComponents
• net.minecraft.core.particles.ParticleOptions
• net.minecraft.core.particles.ParticleTypes
• net.minecraft.core.particles.PowerParticleOption
• net.minecraft.core.particles.SimpleParticleType
• net.minecraft.network.RegistryFriendlyByteBuf
• net.minecraft.network.codec.ByteBufCodecs
• net.minecraft.network.codec.StreamCodec
• net.minecraft.network.codec.StreamCodec.CodecOperation
• net.minecraft.network.protocol.game.ClientboundBlockEntityDataPacket
• net.minecraft.server.level.ServerPlayerGameMode
• net.minecraft.tags.TagKey
• net.minecraft.world.WorldlyContainer
• net.minecraft.world.effect.MobEffectInstance
• net.minecraft.world.effect.MobEffects
• net.minecraft.world.entity.InsideBlockEffectApplier
• net.minecraft.world.entity.item.ItemEntity
• net.minecraft.world.entity.player.StackedContents
• net.minecraft.world.entity.player.StackedContents.Output
• and 79 more

On the roadmap: Minecraft's libraries and client API (0.2), Code next to data (0.3), Mixin (0.5)

In the author's words

Empower Cauldrons with additional functionality, including the ability to brew Potions.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file toil_and_trouble-1.6.2+26.3-fabric.jar. The scan reads the mod's classes; it does not run them.